3998358798013042809278465

Names of 3998358798013042809278465

• Cardinal: 3998358798013042809278465 can be written as Three septillion, nine hundred ninety-eight sextillion, three hundred fifty-eight quintillion, seven hundred ninety-eight quadrillion, thirteen trillion, forty-two billion, eight hundred nine million, two hundred seventy-eight thousand, four hundred sixty-five.

Scientific notation

• Scientific notation: 3.998358798013042809278465 × 10²⁴

Factors of 3998358798013042809278465

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 4
• Sum of prime factors: 61698307198719896228

Divisors of 3998358798013042809278465

• Number of divisors d(n): 16
• Complete list of divisors:
  1 5 13 65 997 4985 12961 64805 61698307198719895213 308491535993599476065 802077993583358637769 4010389967916793188845 61513212277123735527361 307566061385618677636805 799671759602608561855693 3998358798013042809278465
• Sum of all divisors σ(n): 5172292489083086255580048
• Sum of proper divisors (its aliquot sum) s(n): 1173933691070043446301583
• 3998358798013042809278465 is a deficient number, because the sum of its proper divisors (1173933691070043446301583) is less than itself. Its deficiency is 2824425106942999362976882

Bases of 3998358798013042809278465

• Binary: 1101001110101011110111011011111010011101000000100101000011010111101001000000000001₂
• Hexadecimal: 0x34EAF76FA7409435E9001
• Base-36: I33JRO49DC1O86PT

Squares and roots of 3998358798013042809278465

• 3998358798013042809278465 squared (3998358798013042809278465²) is 15986873077648304466458543244244014412693912756225
• 3998358798013042809278465 cubed (3998358798013042809278465³) is 63921254622732949049758005898783718675038802223783081370522916651687194625
• The square root of 3998358798013042809278465 is 1999589657408.0000000011
• The cube root of 3998358798013042809278465 is 158718391.8455446181

Scales and comparisons

• 3,998,358,798,013,042,809,278,465 seconds is equal to 293,274,701,009 years, 3 weeks, 3 days, 15 hours, 30 minutes, 7 seconds.
• To count from 1 to 3,998,358,798,013,042,809,278,465 would take you about two hundred ninety-three billion, two hundred seventy-four million, seven hundred one thousand and nine years!

  This is a very rough estimate, based on a speaking rate of half a second every third order of magnitude. If you speak quickly, you could probably say any randomly-chosen number between one and a thousand in around half a second. Very big numbers obviously take longer to say, so we add half a second for every extra x1000. (We do not count involuntary pauses, bathroom breaks or the necessity of sleep in our calculation!)

• A cube with a volume of 3998358798013042809278465 cubic inches would be around 13226532.7 feet tall.

Recreational maths with 3998358798013042809278465

• 3998358798013042809278465 backwards is 5648729082403108978538993
• The number of decimal digits it has is: 25
• The sum of 3998358798013042809278465's digits is 128
• More coming soon!